As Martin Delrio:

A SILENCE IN THE HEAVENS

(Game-world novel, Roc, June 2003) ISBN: 0-451-45932-6 $6.99 US, $9.99 CAN.

TRUTH AND SHADOWS

(Game world novel, Roc, August 2003) ISBN: 0-451-45938-5

SERVICE FOR THE DEAD

(Game world novel, Roc, November 2003) ISBN: 0-451-45943-1

MORTAL KOMBAT

(movie novelizations, Tor, August 1995)

Adult version: ISBN 0-812-54452-8 $5.99;

Young Adult version: ISBN 0-812-54453-6 $3.95

SPIDER-MAN SUPER-THRILLER: MIDNIGHT JUSTICE

Byron Preiss Multimedia Co. & Pocket Books) April, 1996 ISBN 0-671-56851-5 $4.99 U.S./$6.50 CAN

SPIDER-MAN SUPER-THRILLER: GLOBAL WAR

Byron Preiss Multimedia Co. & Pocket Books) April, 1996 ISBN 0-671-00799-8 $4.99 U.S./$6.50 CAN

PRINCE VALIANT

Movie Novelization, Avon Books
July, 1998 ISBN 0-380-79405-5 $5.99US/$7.99CAN

As Douglas Morgan:

TIGER CRUISE

(technothriller, Forge, 2001) Hardcover: ISBN: 0-312-87042-6 Paperback reprint, Forge, March 2002 ISBN: 0-812-56859-1

WHAT DO YOU DO WITH A DRUNKEN SAILOR?

(Non-fiction, Swordsmith, May, 2002) ISBN: 1-931-01309-8

As Robyn Tallis:

NIGHT OF GHOSTS AND LIGHTNING

(PLANET BUILDERS #2, Ivy, January 1989) ISBN 0-8041-0202- 3 $2.95

ZERO-SUM GAMES

(PLANET BUILDERS #5, Ivy, April 1989) ISBN 0-8041-0207-4 $2.95

As Nicholas Adams:

PEP RALLY

(Horror High #7, Harper, May 1991) ISBN 0-06-106084-4 $3.50

As Victor Appleton:

MONSTER MACHINE

(Tom Swift #5, Archway Paperback, Pocket Books, October 1991) ISBN-0-671-67827-2 $2.99

AQUATECH WARRIORS

(Tom Swift #6, Archway Paperback, Pocket Books, December 1991) ISBN 0-671-67828-0 $2.99